Home / 446,840.61-670,050.26-162,330.54

Finding the Fourth Proportional to 446,840.61, 670,050.26 and 162,330.54

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Solution

The fourth proportional to 446,840.61, 670,050.26 and 162,330.54 is: 243,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,840.61 : 670,050.26 = 162,330.54 : x
  2. Step 2: Convert to fraction form
    446,840.61/670,050.26 = 162,330.54/x
  3. Step 3: Cross multiply
    446,840.61x = 670,050.26 × 162,330.54
  4. Step 4: Simplify right side
    446,840.61x = 108,769,619,721.29
  5. Step 5: Solve for x
    x = 108,769,619,721.29/446,840.61
  6. Step 6: Final answer
    x = 243,419.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.